:package: update packages

[yceffort]

• 패키지 업데이트
• firebase 등 미사용 패키지 삭제
• README 업데이트

[vercel[bot]]

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Name	Status	Preview	Comments	Updated (UTC)
yceffort-blog-v2	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 27, 2023 3:56pm